Parts:

Ball bearings: 8-10 x 5.5mm (7/32in)
Only required for enabling spool rotation.

Printing:

No supports needed.
Files are provided in the correct printing orientation.
Multiple drawer options.
ClipOn drawer guide – Print at 10 or 15mm layer height
Remaining parts – Print at 20 or 25mm layer height

Assembly:

Print 2 x drawer guides.
Clip them around the base of the spool.

Print Swivel Piece 1 & 2.
Place the ball bearings in groove of Swivel piece 1 and place Swivel piece 2 on top.
Place Prusament spool over the swivel assembly.

Choose handle option for side drawers.
Print 4 x side drawers.

Choose textured/non-textured centre drawer.
Print 1 x centre drawer.

Repeat for each layer.